[openstack-dev] [neutron] trunk api performance and scale measurments

Brian Stajkowski Brian.Stajkowski at rackspace.com
Thu Dec 8 15:28:27 UTC 2016


No but I will now, ty!
--
Brian Stajkowski

Manager, Software Development ­ US
m: 702.575.7890
irc: ski
e: brian.stajkowski at rackspace.com




On 12/8/16, 12:06 AM, "Ihar Hrachyshka" <ihrachys at redhat.com> wrote:

>Do you test with https://review.openstack.org/#/c/271830/ included? Would
> 
>be nice to use a setup with the patch included as our new base.
>
>Brian Stajkowski <Brian.Stajkowski at rackspace.com> wrote:
>
>> Yes, this actually has to do with the policy check on any list of
>>objects,
>> including ports.  The patch has to do with bypassing this individual
>> object check for get and delete as the individual attribute checks are
>> bypassed. The mentality is, if you have a list of objects with a base
>> action of get_ports, you are checking each object against the base
>>action,
>> so why check every object.  But, I¹m looking for someone to say, yes
>>there
>> is a reason and this is why.  Other than that, this cuts the response
>>time
>> in half, but I¹m getting weird test failures with 3 tests as they are
>> related to a query count check, so some challenges.
>> --
>> Brian Stajkowski
>>
>> Manager, Software Development ­ US
>> m: 702.575.7890
>> irc: ski
>> e: brian.stajkowski at rackspace.com
>>
>>
>>
>>
>> On 12/7/16, 3:38 AM, "John Davidge" <John.Davidge at rackspace.com> wrote:
>>
>>> On 12/6/16, 6:06 PM, "Tidwell, Ryan" <ryan.tidwell at hpe.com> wrote:
>>>
>>>> I failed to make much mention of it in previous write-ups, but I also
>>>> encountered scale issues with listing ports after a certain
>>>>threshold. I
>>>> haven¹t gone back
>>>> to identify where the tipping point is, but I did notice that Horizon
>>>> began to really bog down as I added ports to the system. On the
>>>>surface
>>>> it didn¹t seem to matter whether these ports were used as subports or
>>>> not, the sheer volume of ports added to the
>>>> system seemed to cause both Horizon and more importantly GET on
>>>> v2.0/ports to really bog down.
>>>>
>>>> -Ryan
>>>
>>> Could this be related to
>>>https://bugs.launchpad.net/neutron/+bug/1611626 ?
>>>
>>> John
>>>
>>>
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